NY Harbor gasoline and ULSD cracks have strengthened since yesterday on the back of an outage of the Colonial pipeline, the largest fuel pipeline in the US which carries refined products from the Gulf Coast to the East Coast. The outage occurred on line 1, which moves around 1.5m b/d of gasoline. The shutdown is due to a potential leak, however, the duration of the outage is expected to be relatively short.^{1) 2)}